A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5975-01-407-0425
NSN 2925-00-254-9776
NSN 6110-01-449-5573
NSN 6110-01-641-6957
NSN 6685-01-596-6846
NSN 5999-01-371-3000
NSN 5998-01-417-6982
NSN 5996-00-416-2924
NSN 5915-01-578-6153
NSN 6610-01-417-3011
NSN 5965-01-502-7006
NSN 5950-01-467-2426